arm_adi_v5: Update DP (Debug Port) registers defined in ADIv5.2.

arm_adi_v5: Update DP (Debug Port) registers defined in ADIv5.2.

Note:
WCR (Wire Control Register) is replaced by DLCR (Data Link Control
Register). And only TURNROUND field is modifiable.

[andreas.fritiofson@gmail.com]:

Rename DP_IDCODE to DP_DPIDR as well.

Sort list by address and align it using spaces instead of tabs. Add
comments about supporting DP versions.

Remove non-functional wcr command completely.

Change-Id: Ic6b781b07c8eead8b0237d497846d0da060cb1ba
Signed-off-by: Alamy Liu <alamy.liu@gmail.com>
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/3244
Tested-by: jenkins